Security experts offer advice on how to avoid a cyber shutdown that crippled JLR factories

Core Insights - Jaguar Land Rover (JLR) experienced a total global shutdown in vehicle production for nearly 40 days due to a cyberattack, resulting in an estimated loss of £2 billion ($2.67 billion) in revenues [2] - The incident highlights the need for automakers to reassess their cybersecurity measures and prepare for potential vulnerabilities in their computer systems [2][3] Group 1: Cybersecurity Concerns - Experts emphasize that board members of automakers must prioritize identifying weaknesses in their computer systems and develop strategies to mitigate potential losses [3] - The complexity of securing modern automotive networks is compounded by the presence of legacy systems, some of which are over 20 years old [4] - The JLR hack serves as a wake-up call for the automotive industry to shift from a reactive to a resilient cybersecurity posture, particularly at the intersection of IT and operational technology (OT) [5] Group 2: Operational Technology Vulnerabilities - The management divide between IT, typically located in office environments, and OT on the factory floor creates vulnerabilities that cybercriminals can exploit [6] - Modern factory systems are interconnected via the internet, which increases efficiency but also heightens the risk of cyberattacks [6] - Automakers are urged to implement more aggressive monitoring systems to detect abnormalities in factory operations that could compromise critical production processes [7]